Remove expired ports:
2010-11-01 ftp/kwebget: Development has ceased.
2010-11-01 multimedia/clive-utils: development has ceased; use multimedia/umph
instead
2010-11-01 ports-mgmt/barry: Development has ceased.
2010-11-01 www/wb0: Development has ceased.

-Repocopy devel/libtool15 -> libtool22 and libltdl15 -> libltdl22.
-Update libtool and libltdl to 2.2.6a.
-Remove devel/libtool15 and devel/libltdl15.
-Fix ports build with libtool22/libltdl22.
-Bump ports that depend on libltdl22 due to shared library version change.
-Explain what to do update in the UPDATING.
It has been tested with GNOME2, XFCE4, KDE3, KDE4 and other many wm/desktop
and applications in the runtime.
With help: marcus and kwm
Pointyhat-exp: a few times by pav
Tested by: pgollucci, "Romain TartiÃ¨re" <romain@blogreen.org>, and
a few MarcusCom CVS users. Also, I might have missed a few.
Repocopy by: marcus
Approved by: portmgr

Bump portrevision due to upgrade of devel/gettext.
The affected ports are the ones with gettext as a run-dependency
according to ports/INDEX-7 (5007 of them) and the ones with USE_GETTEXT
in Makefile (29 of them).
PR: ports/124340
Submitted by: edwin@
Approved by: portmgr (pav)